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//===--- Options.td - Options for swift driver ----------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
//
// This file defines the options accepted by the swift driver.
//
//===----------------------------------------------------------------------===//
// Include the common option parsing interfaces.
include "llvm/Option/OptParser.td"
/////////
// Flags
// The option should be accepted by swift -frontend.
def FrontendOption : OptionFlag;
// The option should be accepted by swift-autolink-extract
def AutolinkExtractOption : OptionFlag;
// The option should be accepted by swift -modulewrap
def ModuleWrapOption : OptionFlag;
// The option should be accepted by swift-format
def SwiftFormatOption : OptionFlag;
// The option should not be accepted by the driver.
def NoDriverOption : OptionFlag;
// Some options should not be available depending on whether this is the
// interactive driver 'swift', or the batch compiler 'swiftc'.
def NoInteractiveOption : OptionFlag;
def NoBatchOption : OptionFlag;
// The option should not force a full rebuild if added, changed, or removed.
def DoesNotAffectIncrementalBuild : OptionFlag;
/////////
// Options
// The internal option ID must be a valid C++ identifier and results in a
// swift::driver::options::OPT_XX enum constant for XX.
//
// We want to unambiguously be able to refer to options from the driver source
// code, for this reason the option name is mangled into an ID. This mangling
// isn't guaranteed to have an inverse, but for practical purposes it does.
//
// The mangling scheme is to ignore the leading '-', and perform the following
// substitutions:
// _ => __
// - => _
// / => _SLASH
// # => _HASH
// ? => _QUESTION
// , => _COMMA
// = => _EQ
// C++ => CXX
// . => _
def internal_Group : OptionGroup<"<swift internal options>">;
def internal_debug_Group :
OptionGroup<"<swift debug/development internal options>">,
Group<internal_Group>, HelpText<"DEBUG/DEVELOPMENT OPTIONS">;
class InternalDebugOpt : Group<internal_debug_Group>,
Flags<[HelpHidden, DoesNotAffectIncrementalBuild]>;
def driver_print_actions : Flag<["-"], "driver-print-actions">,
InternalDebugOpt, HelpText<"Dump list of actions to perform">;
def driver_print_output_file_map : Flag<["-"], "driver-print-output-file-map">,
InternalDebugOpt, HelpText<"Dump the contents of the output file map">;
def driver_print_bindings : Flag<["-"], "driver-print-bindings">,
InternalDebugOpt, HelpText<"Dump list of job inputs and outputs">;
def driver_print_jobs : Flag<["-"], "driver-print-jobs">, InternalDebugOpt,
HelpText<"Dump list of jobs to execute">;
def _HASH_HASH_HASH : Flag<["-"], "###">, Alias<driver_print_jobs>;
def driver_skip_execution : Flag<["-"], "driver-skip-execution">,
InternalDebugOpt,
HelpText<"Skip execution of subtasks when performing compilation">;
def driver_use_frontend_path : Separate<["-"], "driver-use-frontend-path">,
InternalDebugOpt,
HelpText<"Use the given executable to perform compilations">;
def driver_show_incremental : Flag<["-"], "driver-show-incremental">,
InternalDebugOpt,
HelpText<"With -v, dump information about why files are being rebuilt">;
def driver_show_job_lifecycle : Flag<["-"], "driver-show-job-lifecycle">,
InternalDebugOpt,
HelpText<"Show every step in the lifecycle of driver jobs">;
def driver_use_filelists : Flag<["-"], "driver-use-filelists">,
InternalDebugOpt, HelpText<"Pass input files as filelists whenever possible">;
def driver_always_rebuild_dependents :
Flag<["-"], "driver-always-rebuild-dependents">, InternalDebugOpt,
HelpText<"Always rebuild dependents of files that have been modified">;
def driver_mode : Joined<["--"], "driver-mode=">, Flags<[HelpHidden]>,
HelpText<"Set the driver mode to either 'swift' or 'swiftc'">;
def help : Flag<["-", "--"], "help">,
Flags<[FrontendOption, AutolinkExtractOption, ModuleWrapOption, SwiftFormatOption]>,
HelpText<"Display available options">;
def h : Flag<["-"], "h">, Alias<help>;
def help_hidden : Flag<["-", "--"], "help-hidden">,
Flags<[HelpHidden, FrontendOption]>,
HelpText<"Display available options, including hidden options">;
def v : Flag<["-"], "v">, Flags<[DoesNotAffectIncrementalBuild]>,
HelpText<"Show commands to run and use verbose output">;
def version : Flag<["-", "--"], "version">,
HelpText<"Print version information and exit">;
def parseable_output : Flag<["-"], "parseable-output">,
Flags<[NoInteractiveOption, DoesNotAffectIncrementalBuild]>,
HelpText<"Emit textual output in a parseable format">;
// Standard Options
def _DASH_DASH : Option<["--"], "", KIND_REMAINING_ARGS>,
Flags<[FrontendOption, DoesNotAffectIncrementalBuild]>;
def o : JoinedOrSeparate<["-"], "o">,
Flags<[FrontendOption, AutolinkExtractOption, ModuleWrapOption,
NoInteractiveOption, SwiftFormatOption]>,
HelpText<"Write output to <file>">, MetaVarName<"<file>">;
def j : JoinedOrSeparate<["-"], "j">, Flags<[DoesNotAffectIncrementalBuild]>,
HelpText<"Number of commands to execute in parallel">, MetaVarName<"<n>">;
def sdk : Separate<["-"], "sdk">, Flags<[FrontendOption]>,
HelpText<"Compile against <sdk>">, MetaVarName<"<sdk>">;
def swift_version : Separate<["-"], "swift-version">, Flags<[FrontendOption]>,
HelpText<"Interpret input according to a specific Swift language version number">,
MetaVarName<"<vers>">;
def tools_directory : Separate<["-"], "tools-directory">,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>,
HelpText<"Look for external executables (ld, clang, binutils) in <directory>">, MetaVarName<"<directory>">;
def D : JoinedOrSeparate<["-"], "D">, Flags<[FrontendOption]>,
HelpText<"Marks a conditional compilation flag as true">;
def F : JoinedOrSeparate<["-"], "F">, Flags<[FrontendOption]>,
HelpText<"Add directory to framework search path">;
def F_EQ : Joined<["-"], "F=">, Flags<[FrontendOption]>, Alias<F>;
def Fsystem : Separate<["-"], "Fsystem">, Flags<[FrontendOption]>,
HelpText<"Add directory to system framework search path">;
def I : JoinedOrSeparate<["-"], "I">, Flags<[FrontendOption]>,
HelpText<"Add directory to the import search path">;
def I_EQ : Joined<["-"], "I=">, Flags<[FrontendOption]>, Alias<I>;
def import_underlying_module : Flag<["-"], "import-underlying-module">,
Flags<[FrontendOption, NoInteractiveOption]>,
HelpText<"Implicitly imports the Objective-C half of a module">;
def import_objc_header : Separate<["-"], "import-objc-header">,
Flags<[FrontendOption, HelpHidden]>,
HelpText<"Implicitly imports an Objective-C header file">;
// FIXME: Unhide this once it doesn't depend on an output file map.
def incremental : Flag<["-"], "incremental">,
Flags<[NoInteractiveOption, HelpHidden, DoesNotAffectIncrementalBuild]>,
HelpText<"Perform an incremental build if possible">;
def nostdimport : Flag<["-"], "nostdimport">, Flags<[FrontendOption]>,
HelpText<"Don't search the standard library import path for modules">;
def output_file_map : Separate<["-"], "output-file-map">,
Flags<[NoInteractiveOption]>,
HelpText<"A file which specifies the location of outputs">,
MetaVarName<"<path>">;
def output_file_map_EQ : Joined<["-"], "output-file-map=">,
Alias<output_file_map>;
def save_temps : Flag<["-"], "save-temps">,
Flags<[NoInteractiveOption,DoesNotAffectIncrementalBuild]>,
HelpText<"Save intermediate compilation results">;
def driver_time_compilation : Flag<["-"], "driver-time-compilation">,
Flags<[NoInteractiveOption,DoesNotAffectIncrementalBuild]>,
HelpText<"Prints the total time it took to execute all compilation tasks">;
def emit_dependencies : Flag<["-"], "emit-dependencies">,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>,
HelpText<"Emit basic Make-compatible dependencies files">;
def serialize_diagnostics : Flag<["-"], "serialize-diagnostics">,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>,
HelpText<"Serialize diagnostics in a binary format">;
def module_cache_path : Separate<["-"], "module-cache-path">,
Flags<[FrontendOption, DoesNotAffectIncrementalBuild]>,
HelpText<"Specifies the Clang module cache path">;
def module_name : Separate<["-"], "module-name">, Flags<[FrontendOption]>,
HelpText<"Name of the module to build">;
def module_name_EQ : Joined<["-"], "module-name=">, Flags<[FrontendOption]>,
Alias<module_name>;
def module_link_name : Separate<["-"], "module-link-name">,
Flags<[FrontendOption]>,
HelpText<"Library to link against when using this module">;
def module_link_name_EQ : Joined<["-"], "module-link-name=">,
Flags<[FrontendOption]>, Alias<module_link_name>;
def autolink_force_load : Flag<["-"], "autolink-force-load">,
Flags<[FrontendOption, HelpHidden]>,
HelpText<"Force ld to link against this module even if no symbols are used">;
def emit_module : Flag<["-"], "emit-module">,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>,
HelpText<"Emit an importable module">;
def emit_module_path : Separate<["-"], "emit-module-path">,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>,
HelpText<"Emit an importable module to <path>">,
MetaVarName<"<path>">;
def emit_module_path_EQ : Joined<["-"], "emit-module-path=">,
Flags<[FrontendOption, NoInteractiveOption]>, Alias<emit_module_path>;
def emit_objc_header : Flag<["-"], "emit-objc-header">,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>,
HelpText<"Emit an Objective-C header file">;
def emit_objc_header_path : Separate<["-"], "emit-objc-header-path">,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>,
MetaVarName<"<path>">, HelpText<"Emit an Objective-C header file to <path>">;
def import_cf_types : Flag<["-"], "import-cf-types">,
Flags<[FrontendOption, HelpHidden]>,
HelpText<"Recognize and import CF types as class types">;
def solver_memory_threshold : Separate<["-"], "solver-memory-threshold">,
Flags<[FrontendOption, HelpHidden, DoesNotAffectIncrementalBuild]>,
HelpText<"Set the upper bound for memory consumption, in bytes, by the constraint solver">;
def disable_swift_bridge_attr : Flag<["-"], "disable-swift-bridge-attr">,
Flags<[FrontendOption, HelpHidden]>,
HelpText<"Disable using the swift bridge attribute">;
def enable_bridging_pch : Flag<["-"], "enable-bridging-pch">,
Flags<[HelpHidden]>,
HelpText<"Enable automatic generation of bridging PCH files">;
def disable_bridging_pch : Flag<["-"], "disable-bridging-pch">,
Flags<[HelpHidden]>,
HelpText<"Disable automatic generation of bridging PCH files">;
// Diagnostic control options
def suppress_warnings : Flag<["-"], "suppress-warnings">,
Flags<[FrontendOption]>,
HelpText<"Suppress all warnings">;
def warnings_as_errors : Flag<["-"], "warnings-as-errors">,
Flags<[FrontendOption]>,
HelpText<"Treat warnings as errors">;
def continue_building_after_errors : Flag<["-"], "continue-building-after-errors">,
Flags<[FrontendOption, DoesNotAffectIncrementalBuild]>,
HelpText<"Continue building, even after errors are encountered">;
// Platform options.
def enable_app_extension : Flag<["-"], "application-extension">,
Flags<[FrontendOption, NoInteractiveOption]>,
HelpText<"Restrict code to those available for App Extensions">;
// Linker options
def linker_option_Group : OptionGroup<"<linker-specific options>">;
def l : Joined<["-"], "l">, Group<linker_option_Group>,
Flags<[FrontendOption, DoesNotAffectIncrementalBuild]>,
HelpText<"Specifies a library which should be linked against">;
def framework : Separate<["-"], "framework">, Group<linker_option_Group>,
Flags<[FrontendOption, DoesNotAffectIncrementalBuild]>,
HelpText<"Specifies a framework which should be linked against">;
def L : JoinedOrSeparate<["-"], "L">, Group<linker_option_Group>,
Flags<[FrontendOption, DoesNotAffectIncrementalBuild]>,
HelpText<"Add directory to library link search path">;
def L_EQ : Joined<["-"], "L=">, Alias<L>;
def link_objc_runtime : Flag<["-"], "link-objc-runtime">,
Flags<[DoesNotAffectIncrementalBuild]>;
def no_link_objc_runtime : Flag<["-"], "no-link-objc-runtime">,
Flags<[HelpHidden, DoesNotAffectIncrementalBuild]>,
HelpText<"Don't link in additions to the Objective-C runtime">;
def static_stdlib: Flag<["-"], "static-stdlib">,
Flags<[DoesNotAffectIncrementalBuild]>,
HelpText<"Statically link the Swift standard library">;
def no_static_stdlib: Flag<["-"], "no-static-stdlib">,
Flags<[HelpHidden,DoesNotAffectIncrementalBuild]>,
HelpText<"Don't statically link the Swift standard library">;
def static_executable : Flag<["-"], "static-executable">,
HelpText<"Statically link the executable">;
def no_static_executable : Flag<["-"], "no-static-executable">,
Flags<[HelpHidden]>,
HelpText<"Don't statically link the executable">;
def use_ld : Joined<["-"], "use-ld=">,
Flags<[DoesNotAffectIncrementalBuild]>,
HelpText<"Specifies the linker to be used">;
def Xlinker : Separate<["-"], "Xlinker">,
Flags<[DoesNotAffectIncrementalBuild]>,
HelpText<"Specifies an option which should be passed to the linker">;
// Optimization levels
def O_Group : OptionGroup<"<optimization level options>">;
def Onone : Flag<["-"], "Onone">, Group<O_Group>, Flags<[FrontendOption]>,
HelpText<"Compile without any optimization">;
def O : Flag<["-"], "O">, Group<O_Group>, Flags<[FrontendOption]>,
HelpText<"Compile with optimizations">;
def Ounchecked : Flag<["-"], "Ounchecked">, Group<O_Group>,
Flags<[FrontendOption]>,
HelpText<"Compile with optimizations and remove runtime safety checks">;
def Oplayground : Flag<["-"], "Oplayground">, Group<O_Group>,
Flags<[HelpHidden, FrontendOption]>,
HelpText<"Compile with optimizations appropriate for a playground">;
def AssumeSingleThreaded : Flag<["-"], "assume-single-threaded">,
Flags<[FrontendOption, HelpHidden]>,
HelpText<"Assume that code will be executed in a single-threaded "
"environment">;
// Debug info options
def g_Group : OptionGroup<"<debug info options>">;
def g : Flag<["-"], "g">, Group<g_Group>, Flags<[FrontendOption]>,
HelpText<"Emit debug info. "
"This is the preferred setting for debugging with LLDB.">;
def gnone : Flag<["-"], "gnone">, Group<g_Group>, Flags<[FrontendOption]>,
HelpText<"Don't emit debug info">;
def gline_tables_only : Flag<["-"], "gline-tables-only">,
Group<g_Group>, Flags<[FrontendOption]>,
HelpText<"Emit minimal debug info for backtraces only">;
def gdwarf_types : Flag<["-"], "gdwarf-types">,
Group<g_Group>, Flags<[FrontendOption]>,
HelpText<"Emit full DWARF type info.">;
// Assert configuration identifiers.
def AssertConfig : Separate<["-"], "assert-config">,
Flags<[FrontendOption]>,
HelpText<"Specify the assert_configuration replacement. "
"Possible values are Debug, Release, Unchecked, DisableReplacement.">;
// Code formatting options
def code_formatting_Group : OptionGroup<"<code formatting options>">;
def use_tabs : Flag<["-"], "use-tabs">, Group<code_formatting_Group>,
Flags<[NoInteractiveOption, NoBatchOption, SwiftFormatOption]>,
HelpText<"Use tabs for indentation.">;
def indent_switch_case : Flag<["-"], "indent-switch-case">,
Group<code_formatting_Group>,
Flags<[NoInteractiveOption, NoBatchOption, SwiftFormatOption]>,
HelpText<"Indent cases in switch statements.">;
def in_place : Flag<["-"], "in-place">, Group<code_formatting_Group>,
Flags<[NoInteractiveOption, NoBatchOption, SwiftFormatOption]>,
HelpText<"Overwrite input file with formatted file.">;
def tab_width : Separate<["-"], "tab-width">, Group<code_formatting_Group>,
Flags<[NoInteractiveOption, NoBatchOption, SwiftFormatOption]>,
HelpText<"Width of tab character.">, MetaVarName<"<n>">;
def indent_width : Separate<["-"], "indent-width">, Group<code_formatting_Group>,
Flags<[NoInteractiveOption, NoBatchOption, SwiftFormatOption]>,
HelpText<"Number of characters to indent.">, MetaVarName<"<n>">;
def line_range : Separate<["-"], "line-range">, Group<code_formatting_Group>,
Flags<[NoInteractiveOption, NoBatchOption, SwiftFormatOption]>,
HelpText<"<start line>:<end line>. Formats a range of lines (1-based). "
"Can only be used with one input file.">, MetaVarName<"<n:n>">;
// File types
def parse_as_library : Flag<["-"], "parse-as-library">,
Flags<[FrontendOption, NoInteractiveOption]>,
HelpText<"Parse the input file(s) as libraries, not scripts">;
def parse_sil : Flag<["-"], "parse-sil">,
Flags<[FrontendOption, NoInteractiveOption]>,
HelpText<"Parse the input file as SIL code, not Swift source">;
def parse_stdlib : Flag<["-"], "parse-stdlib">,
Flags<[FrontendOption, HelpHidden]>,
HelpText<"Parse the input file(s) as the Swift standard library">;
def modes_Group : OptionGroup<"<mode options>">, HelpText<"MODES">;
class ModeOpt : Group<modes_Group>;
// Output Modes
def emit_executable : Flag<["-"], "emit-executable">,
HelpText<"Emit a linked executable">, ModeOpt,
Flags<[NoInteractiveOption, DoesNotAffectIncrementalBuild]>;
def emit_library : Flag<["-"], "emit-library">,
HelpText<"Emit a linked library">, ModeOpt,
Flags<[NoInteractiveOption]>;
def emit_object : Flag<["-"], "emit-object">,
HelpText<"Emit object file(s) (-c)">, ModeOpt,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>;
def emit_assembly : Flag<["-"], "emit-assembly">,
HelpText<"Emit assembly file(s) (-S)">, ModeOpt,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>;
def emit_bc : Flag<["-"], "emit-bc">,
HelpText<"Emit LLVM BC file(s)">, ModeOpt,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>;
def emit_ir : Flag<["-"], "emit-ir">,
HelpText<"Emit LLVM IR file(s)">, ModeOpt,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>;
def emit_sil : Flag<["-"], "emit-sil">,
HelpText<"Emit canonical SIL file(s)">, ModeOpt,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>;
def emit_silgen : Flag<["-"], "emit-silgen">,
HelpText<"Emit raw SIL file(s)">, ModeOpt,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>;
def emit_sib : Flag<["-"], "emit-sib">,
HelpText<"Emit serialized AST + canonical SIL file(s)">, ModeOpt,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>;
def emit_sibgen : Flag<["-"], "emit-sibgen">,
HelpText<"Emit serialized AST + raw SIL file(s)">, ModeOpt,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>;
def c : Flag<["-"], "c">, Alias<emit_object>,
Flags<[FrontendOption, NoInteractiveOption]>, ModeOpt;
def S: Flag<["-"], "S">, Alias<emit_assembly>,
Flags<[FrontendOption, NoInteractiveOption]>, ModeOpt;
def update_code : Flag<["-"], "update-code">,
HelpText<"Update Swift code">, ModeOpt,
Flags<[HelpHidden, NoInteractiveOption, DoesNotAffectIncrementalBuild]>;
def fixit_code : Flag<["-"], "fixit-code">,
HelpText<"Get compiler fixits as code edits">,
Flags<[NoInteractiveOption, DoesNotAffectIncrementalBuild]>;
def fixit_all : Flag<["-"], "fixit-all">,
HelpText<"Apply all fixits from diagnostics without any filtering">,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>;
// No Output Modes
def parse: Flag<["-"], "parse">,
HelpText<"Parse input file(s)">, ModeOpt,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>;
def typecheck : Flag<["-"], "typecheck">,
HelpText<"Parse and type-check input file(s)">, ModeOpt,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>;
def dump_parse : Flag<["-"], "dump-parse">,
HelpText<"Parse input file(s) and dump AST(s)">, ModeOpt,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>;
def dump_ast : Flag<["-"], "dump-ast">,
HelpText<"Parse and type-check input file(s) and dump AST(s)">, ModeOpt,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>;
def dump_scope_maps : Separate<["-"], "dump-scope-maps">,
HelpText<"Parse and type-check input file(s) and dump the scope map(s)">,
MetaVarName<"<expanded-or-list-of-line:column>">,
ModeOpt,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>;
def dump_type_refinement_contexts :
Flag<["-"], "dump-type-refinement-contexts">,
HelpText<"Type-check input file(s) and dump type refinement contexts(s)">,
ModeOpt,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>;
def print_ast : Flag<["-"], "print-ast">,
HelpText<"Parse and type-check input file(s) and pretty print AST(s)">,
ModeOpt,
Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>;
// Other Modes
def repl : Flag<["-"], "repl">,
HelpText<"REPL mode (the default if there is no input file)">,
Flags<[FrontendOption, NoBatchOption, HelpHidden]>, ModeOpt;
def lldb_repl : Flag<["-"], "lldb-repl">, HelpText<"LLDB-enhanced REPL mode">,
Flags<[NoBatchOption, HelpHidden]>, ModeOpt;
def deprecated_integrated_repl : Flag<["-"], "deprecated-integrated-repl">,
Flags<[FrontendOption, NoBatchOption]>, ModeOpt;
def i : Flag<["-"], "i">, ModeOpt; // only used to provide diagnostics.
def whole_module_optimization : Flag<["-"], "whole-module-optimization">,
HelpText<"Optimize input files together instead of individually">,
Flags<[FrontendOption, NoInteractiveOption]>;
def wmo : Flag<["-"], "wmo">, Alias<whole_module_optimization>,
Flags<[FrontendOption, NoInteractiveOption, HelpHidden]>;
def force_single_frontend_invocation :
Flag<["-"], "force-single-frontend-invocation">,
Alias<whole_module_optimization>,
Flags<[FrontendOption, NoInteractiveOption, HelpHidden]>;
def num_threads : Separate<["-"], "num-threads">,
Flags<[FrontendOption, DoesNotAffectIncrementalBuild]>,
HelpText<"Enable multi-threading and specify number of threads">,
MetaVarName<"<n>">;
def Xfrontend : Separate<["-"], "Xfrontend">, Flags<[HelpHidden]>,
MetaVarName<"<arg>">, HelpText<"Pass <arg> to the Swift frontend">;
def Xcc : Separate<["-"], "Xcc">, Flags<[FrontendOption]>,
MetaVarName<"<arg>">,
HelpText<"Pass <arg> to the C/C++/Objective-C compiler">;
def Xllvm : Separate<["-"], "Xllvm">,
Flags<[FrontendOption, HelpHidden]>,
MetaVarName<"<arg>">, HelpText<"Pass <arg> to LLVM.">;
def resource_dir : Separate<["-"], "resource-dir">,
Flags<[FrontendOption, HelpHidden]>,
MetaVarName<"</usr/lib/swift>">,
HelpText<"The directory that holds the compiler resource files">;
def target : Separate<["-"], "target">,
Flags<[FrontendOption, ModuleWrapOption]>,
HelpText<"Generate code for the given target">;
def target_legacy_spelling : Joined<["--"], "target=">,
Flags<[FrontendOption]>, Alias<target>;
def target_cpu : Separate<["-"], "target-cpu">, Flags<[FrontendOption]>,
HelpText<"Generate code for a particular CPU variant">;
def profile_generate : Flag<["-"], "profile-generate">,
Flags<[FrontendOption, NoInteractiveOption]>,
HelpText<"Generate instrumented code to collect execution counts">;
def profile_coverage_mapping : Flag<["-"], "profile-coverage-mapping">,
Flags<[FrontendOption, NoInteractiveOption]>,
HelpText<"Generate coverage data for use with profiled execution counts">;
def embed_bitcode : Flag<["-"], "embed-bitcode">,
Flags<[FrontendOption, NoInteractiveOption]>,
HelpText<"Embed LLVM IR bitcode as data">;
def embed_bitcode_marker : Flag<["-"], "embed-bitcode-marker">,
Flags<[FrontendOption, NoInteractiveOption]>,
HelpText<"Embed placeholder LLVM IR data as a marker">;
def enable_testing : Flag<["-"], "enable-testing">,
Flags<[FrontendOption, NoInteractiveOption, HelpHidden]>,
HelpText<"Allows this module's internal API to be accessed for testing">;
def sanitize_EQ : CommaJoined<["-"], "sanitize=">,
Flags<[FrontendOption, NoInteractiveOption]>, MetaVarName<"<check>">,
HelpText<"Turn on runtime checks for erroneous behavior.">;
def sanitize_coverage_EQ : CommaJoined<["-"], "sanitize-coverage=">,
Flags<[FrontendOption, NoInteractiveOption]>,
MetaVarName<"<type>">,
HelpText<"Specify the type of coverage instrumentation for Sanitizers and"
" additional options separated by commas">;
include "FrontendOptions.td"